- LEAK-PROOF DESIGN: Our replacement water bottle lid features silicone gaskets at each opening, ensuring a secure seal for easy drinking and pouring. The leak-proof nozzle and screw top provide added protection against spills, keeping your beverages safe. - WIDE COMPATIBILITY: This versatile water bottle lid is designed to fit a range of bottles with a diameter of 2.28 inches, compatible with sizes 14 oz, 18 oz, 40 oz, and 64 oz. The wide-mouth design enhances your sipping experience, making it comfortable and user-friendly. - NARROW NECK FUNCTIONALITY: Transform your bottle with our replacement cap, which converts it to a narrow neck design. This feature allows for easy transport and convenient drinking, reducing the risk of spills whether you're in transit or on a hike. - EASY CARRY HANDLE: Designed for practicality, our lid includes a large ring handle for effortless carrying. Built to withstand a variety of beverages, it remains durable and reliable without breaking or losing shape. Use scenarios: 1. Perfect for outdoor activities like hiking or camping, ensuring you stay hydrated without messy spills. 2. Ideal for gym-goers who want a dependable bottle that can securely hold their drinks during workouts. 3. Great for daily commutes, allowing you to enjoy your favorite beverages with confidence. Choose our replacement water bottle lid for superior functionality and a comfortable drinking experience.